{"id":2689,"date":"2023-09-07T18:46:58","date_gmt":"2023-09-07T16:46:58","guid":{"rendered":"https:\/\/crossin.pl\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/"},"modified":"2023-10-24T21:38:18","modified_gmt":"2023-10-24T19:38:18","slug":"jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami","status":"publish","type":"faq","link":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/","title":{"rendered":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami?"},"content":{"rendered":"\n

P\u0159i porovn\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi bu\u0148kami s p\u011bnou s uzav\u0159en\u00fdmi bu\u0148kami je t\u0159eba zm\u00ednit, \u017ee takov\u00fd n\u00e1st\u0159ik p\u011bny s otev\u0159en\u00fdmi bu\u0148kami m\u00e1 mnohem ni\u017e\u0161\u00ed hustotu, a je tedy pro stavebn\u00ed konstrukci leh\u010d\u00ed.<\/p>\n\n

P\u011bna s otev\u0159en\u00fdmi bu\u0148kami je dob\u0159e propustn\u00e1 pro vodn\u00ed p\u00e1ru. Proto po aplikaci tohoto typu p\u011bny purbud\u00fdnek „d\u00fdch\u00e1“ a z\u00e1rove\u0148 m\u00e1 takov\u00e1 izolace velmi dobr\u00e9 zvukov\u011b-absorp\u010dn\u00ed (akustick\u00e9) vlastnosti. <\/p>\n\n

P\u011bny Crossin maj\u00ed n\u00edzkou tepelnou vodivost \u03bb = 0,037 W\/m2 . Od roku 2021. po\u017eadavk\u016f na energetickou \u00fa\u010dinnost budov je pro st\u0159echy a ploch\u00e9 st\u0159echy stanovena hodnota U 0,15 W\/(m2K). P\u0159i pou\u017eit\u00ed m\u011bkk\u00e9 p\u011bny Crossin Attic s n\u00edzkou tlou\u0161\u0165kou izolace 25 cm lze dos\u00e1hnout hodnoty U 0,148 W\/(m2K). <\/p>\n\n

D\u016fle\u017eitou vlastnost\u00ed izolace pur je vzduchot\u011bsnost. Zp\u016fsob nan\u00e1\u0161en\u00ed p\u011bny zaru\u010duje bezprobl\u00e9movou izolaci. I u slo\u017eit\u00fdch konstrukc\u00ed tak lze stoprocentn\u011b eliminovat vznik p\u0159\u00edpadn\u00fdch tepeln\u00fdch most\u016f. <\/p>\n\n

St\u0159\u00edkan\u00e1 polyuretanov\u00e1 p\u011bna se trvale spoj\u00ed s podkladem a po l\u00e9ta odol\u00e1v\u00e1 posunu a posunut\u00ed.<\/p>\n\n

P\u011bna tak\u00e9 \u010dasem neztr\u00e1c\u00ed sv\u00e9 izola\u010dn\u00ed vlastnosti.<\/p>\n","protected":false},"template":"","class_list":["post-2689","faq","type-faq","status-publish","hentry"],"acf":[],"yoast_head":"\nJak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin<\/title>\n<meta name=\"description\" content=\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/\" \/>\n<meta property=\"og:locale\" content=\"cs_CZ\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin\" \/>\n<meta property=\"og:description\" content=\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,\" \/>\n<meta property=\"og:url\" content=\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/\" \/>\n<meta property=\"og:site_name\" content=\"Crossin\" \/>\n<meta property=\"article:modified_time\" content=\"2023-10-24T19:38:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/crossin.pl\/wp-content\/uploads\/2025\/05\/crossin-01.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"675\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Odhadovan\u00e1 doba \u010dten\u00ed\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":[\"WebPage\",\"QAPage\"],\"@id\":\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/\",\"url\":\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/\",\"name\":\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin\",\"isPartOf\":{\"@id\":\"https:\/\/crossin.pl\/#website\"},\"datePublished\":\"2023-09-07T16:46:58+00:00\",\"dateModified\":\"2023-10-24T19:38:18+00:00\",\"description\":\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,\",\"breadcrumb\":{\"@id\":\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/#breadcrumb\"},\"inLanguage\":\"cs\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Strona g\u0142\u00f3wna\",\"item\":\"https:\/\/crossin.pl\/cs\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami?\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/crossin.pl\/#website\",\"url\":\"https:\/\/crossin.pl\/\",\"name\":\"Crossin\",\"description\":\"Izolacje Pian\u0105 PUR\",\"publisher\":{\"@id\":\"https:\/\/crossin.pl\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/crossin.pl\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"cs\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/crossin.pl\/#organization\",\"name\":\"Crossin Insulations\",\"alternateName\":\"Crossin\",\"url\":\"https:\/\/crossin.pl\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"cs\",\"@id\":\"https:\/\/crossin.pl\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/crossin.pl\/wp-content\/uploads\/2026\/01\/crossin_logo.svg\",\"contentUrl\":\"https:\/\/crossin.pl\/wp-content\/uploads\/2026\/01\/crossin_logo.svg\",\"caption\":\"Crossin Insulations\"},\"image\":{\"@id\":\"https:\/\/crossin.pl\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin","description":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/","og_locale":"cs_CZ","og_type":"article","og_title":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin","og_description":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,","og_url":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/","og_site_name":"Crossin","article_modified_time":"2023-10-24T19:38:18+00:00","og_image":[{"width":1200,"height":675,"url":"https:\/\/crossin.pl\/wp-content\/uploads\/2025\/05\/crossin-01.webp","type":"image\/webp"}],"twitter_card":"summary_large_image","twitter_misc":{"Odhadovan\u00e1 doba \u010dten\u00ed":"1 minuta"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":["WebPage","QAPage"],"@id":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/","url":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/","name":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? - Crossin","isPartOf":{"@id":"https:\/\/crossin.pl\/#website"},"datePublished":"2023-09-07T16:46:58+00:00","dateModified":"2023-10-24T19:38:18+00:00","description":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami? P\u0159i porovn\u00e1v\u00e1n\u00ed p\u011bny s otev\u0159en\u00fdmi a uzav\u0159en\u00fdmi bu\u0148kami je d\u016fle\u017eit\u00e9 zm\u00ednit,","breadcrumb":{"@id":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/#breadcrumb"},"inLanguage":"cs","potentialAction":[{"@type":"ReadAction","target":["https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/crossin.pl\/cs\/faq\/jake-jsou-vlastnosti-nastriku-penovych-hmot-s-otevrenymi-bunkami\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Strona g\u0142\u00f3wna","item":"https:\/\/crossin.pl\/cs\/"},{"@type":"ListItem","position":2,"name":"Jak\u00e9 jsou vlastnosti n\u00e1st\u0159iku p\u011bnov\u00fdch hmot s otev\u0159en\u00fdmi bu\u0148kami?"}]},{"@type":"WebSite","@id":"https:\/\/crossin.pl\/#website","url":"https:\/\/crossin.pl\/","name":"Crossin","description":"Izolacje Pian\u0105 PUR","publisher":{"@id":"https:\/\/crossin.pl\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/crossin.pl\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"cs"},{"@type":"Organization","@id":"https:\/\/crossin.pl\/#organization","name":"Crossin Insulations","alternateName":"Crossin","url":"https:\/\/crossin.pl\/","logo":{"@type":"ImageObject","inLanguage":"cs","@id":"https:\/\/crossin.pl\/#\/schema\/logo\/image\/","url":"https:\/\/crossin.pl\/wp-content\/uploads\/2026\/01\/crossin_logo.svg","contentUrl":"https:\/\/crossin.pl\/wp-content\/uploads\/2026\/01\/crossin_logo.svg","caption":"Crossin Insulations"},"image":{"@id":"https:\/\/crossin.pl\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/crossin.pl\/cs\/wp-json\/wp\/v2\/faq\/2689","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/crossin.pl\/cs\/wp-json\/wp\/v2\/faq"}],"about":[{"href":"https:\/\/crossin.pl\/cs\/wp-json\/wp\/v2\/types\/faq"}],"wp:attachment":[{"href":"https:\/\/crossin.pl\/cs\/wp-json\/wp\/v2\/media?parent=2689"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}